Home / 1,727.42-2,602.66-1,563.10

Finding the Fourth Proportional to 1,727.42, 2,602.66 and 1,563.10

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Solution

The fourth proportional to 1,727.42, 2,602.66 and 1,563.10 is: 2,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.42 : 2,602.66 = 1,563.10 : x
  2. Step 2: Convert to fraction form
    1,727.42/2,602.66 = 1,563.10/x
  3. Step 3: Cross multiply
    1,727.42x = 2,602.66 × 1,563.10
  4. Step 4: Simplify right side
    1,727.42x = 4,068,207.43
  5. Step 5: Solve for x
    x = 4,068,207.43/1,727.42
  6. Step 6: Final answer
    x = 2,355.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.